• For a simple example illustrating how to extend this HelloWorld Web service by adding security and SOAP headers, see Chapter 4, “Extending Your Web Service.”

• For complete information about how the code generator works, its command line options, and working with schemas and complex types, see Chapter 20, “The HydraExpress Code Generator.”

• For information on the HydraExpress project file and directory structure, see Chapter 21, “The Project File and Directory Structure.”

• For background detail on the library classes used in the generated code, see the HydraExpress C++ API Reference Guide, accessible at <installdir>\docs\index.html.

• For more information on the datatypes generated by HydraExpress and how they map from XML Schema types to C++ types, see Appendix A .

• For detailed information about creating Web services with HydraExpress and using its more advanced features, see Part IV, “Extending your Applications.”